Hi Rich,
Thanks for your sharing experience! In general, the users and testing houses
are referring to the rating of UL yellow card rather than the actual test on
individual final designed pcb. Should we use it to object their normal
practice. How often is it successful?
Regards,
Scott
In my last job I tried to do something similar w.r.t. PWB materials for
applications where V-1 or better materials aren’t any good because the
retardants result in reduced service lives in hostile equipment environments,
whereas some specific (and very special!) HB materials last much
There’s a separate question on CISPR 35 I would like answered – are they going
to use pulse modulation for the spot frequencies? As Rob mentioned, the
requirement could be up to 30 V/m. If you’re intended to use the normal AM
modulation of IEC 61000-4-3, that’s up to 54 V/m during your
Hi John,
So EN 55035 (CISPR 35) may not filter through to the OJ Harmonised list until
end of 2019?
Up until that point, it will be a combination of EN 55032 and either EN 55024,
55020 or 55103-2?
Thanks,
Regards
Rob.
From: John Woodgate [mailto:jmw1...@btinternet.com]
Sent: 19 May 2016
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